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(11)

EP 3 481 580 A1

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(43) Date of publication: 15.05.2019 Bulletin 2019/20 (21) Application number: 17712084.7 (22) Date of filing: 17.03.2017

(51) International Patent Classification (IPC):  B23K 9/12(2006.01) B33Y 10/00(2015.01) B33Y 30/00(2015.01) G05B 19/4099(2006.01) B23K 9/26(2006.01) B23K 9/29(2006.01) B23K 9/04(2006.01) (86) International application number: PCT/EP2017/056394 (87) International publication number: WO 2018/007033 (11.01.2018 Gazette 2018/02)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 08.07.2016 US 201615206149 (71) Applicant: Norsk Titanium AS 3514 Hønefoss (NO)	(72) Inventors: STRUKSNES, Knut N-3514 Hønefoss (NO) FORSETH, Trond N-3514 Hønefoss (NO) RAMSLAND, Arne N-3514 Hønefoss (NO) KRISTIANSEN, Andre N-3514 Hønefoss (NO) (74) Representative: Onsagers AS  P.O. Box 1813 Vika 0123 Oslo 0123 Oslo (NO)